Hi, I Am 37 Years Old (female). I Have Been

hi, i am 37 years old (female). i have been experiencing a very weird feeling in my chest ,like a drop. i feel very restless at that time. i used to get it 3-4 times a day lasting for few seconds 10 days ago, but since 4-5 days i get it every 10 mins. after which, sometimes my palms sweat and my heart beat races. other times, i get an uneasiness around the left side of my chest. also my jaw pains a little. what is it?